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Answer it correctly. I need good explanation of all options m i will rate accordingly. Explain well. What is a confidence interval used for? To

Answer it correctly. I need good explanation of all options m i will rate accordingly. Explain well.

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What is a confidence interval used for? To determine whether a sample is truly random or not To determine how large a sample one needs to do a particular study O To assess how strongly two variables are related O To estimate a population value from sample data O To help one draw a random sample

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